EP4276280A4 - Aero-engine turbine assembly - Google Patents

Aero-engine turbine assembly Download PDF

Info

Publication number
EP4276280A4
EP4276280A4 EP22789145.4A EP22789145A EP4276280A4 EP 4276280 A4 EP4276280 A4 EP 4276280A4 EP 22789145 A EP22789145 A EP 22789145A EP 4276280 A4 EP4276280 A4 EP 4276280A4
Authority
EP
European Patent Office
Prior art keywords
aero
turbine assembly
engine turbine
engine
assembly
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP22789145.4A
Other languages
German (de)
French (fr)
Other versions
EP4276280A1 (en
Inventor
Xiang LUO
Zhe Zhang
Dongdong Liu
Zeyu Wu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beihang University
Original Assignee
Beihang University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN202210317706.5A external-priority patent/CN114673563B/en
Application filed by Beihang University filed Critical Beihang University
Publication of EP4276280A1 publication Critical patent/EP4276280A1/en
Publication of EP4276280A4 publication Critical patent/EP4276280A4/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/185—Liquid cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
    • F01D15/10—Adaptations for driving, or combinations with, electric generators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/085—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor
    • F01D5/087—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor in the radial passages of the rotor disc
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/085—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor
    • F01D5/088—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor in a closed cavity
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K44/00—Machines in which the dynamo-electric interaction between a plasma or flow of conductive liquid or of fluid-borne conductive or magnetic particles and a coil system or magnetic field converts energy of mass flow into electrical energy or vice versa
    • H02K44/02—Electrodynamic pumps
    • H02K44/06—Induction pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/181—Blades having a closed internal cavity containing a cooling medium, e.g. sodium
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP22789145.4A 2022-03-29 2022-07-26 Aero-engine turbine assembly Pending EP4276280A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202210317706.5A CN114673563B (en) 2022-03-29 2022-03-29 Aeroengine turbine subassembly
PCT/CN2022/107744 WO2023184799A1 (en) 2022-03-29 2022-07-26 Aero-engine turbine assembly

Publications (2)

Publication Number Publication Date
EP4276280A1 EP4276280A1 (en) 2023-11-15
EP4276280A4 true EP4276280A4 (en) 2023-12-06

Family

ID=88195025

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22789145.4A Pending EP4276280A4 (en) 2022-03-29 2022-07-26 Aero-engine turbine assembly

Country Status (2)

Country Link
US (1) US12012864B2 (en)
EP (1) EP4276280A4 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4136516A (en) * 1977-06-03 1979-01-30 General Electric Company Gas turbine with secondary cooling means
US5151012A (en) * 1981-03-20 1992-09-29 Rolls-Royce Plc Liquid cooled aerofoil blade
GB2254380A (en) * 1981-06-05 1992-10-07 Rolls Royce Cooled aerofoil blade
FR2769341A1 (en) * 1997-10-02 1999-04-09 Snecma One-piece bladed turbine disc
US20160319667A1 (en) * 2013-12-12 2016-11-03 United Technologies Corporation Gas turbine engine compressor rotor vaporization cooling

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1356110A (en) 1963-05-03 1964-03-20 Gevaert Photo Prod Nv Magneto-hydrodynamic device
DE3616712A1 (en) 1986-05-20 1987-11-26 Interatom Rotary machine part with electrodynamically operated, closed cooling circuit
US5782076A (en) * 1996-05-17 1998-07-21 Westinghouse Electric Corporation Closed loop air cooling system for combustion turbines
US6295803B1 (en) * 1999-10-28 2001-10-02 Siemens Westinghouse Power Corporation Gas turbine cooling system
CN103306742B (en) 2012-03-13 2015-10-28 马重芳 The method of cooling gas turbine blade
US9353687B1 (en) * 2012-10-18 2016-05-31 Florida Turbine Technologies, Inc. Gas turbine engine with liquid metal cooling
US8789377B1 (en) * 2012-10-18 2014-07-29 Florida Turbine Technologies, Inc. Gas turbine engine with liquid metal cooling
US20160290234A1 (en) * 2015-04-02 2016-10-06 General Electric Company Heat pipe temperature management system for wheels and buckets in a turbomachine
US10400675B2 (en) * 2015-12-03 2019-09-03 General Electric Company Closed loop cooling method and system with heat pipes for a gas turbine engine
US11125165B2 (en) * 2017-11-21 2021-09-21 General Electric Company Thermal management system
CN112796843B (en) 2021-01-21 2022-04-26 北京航空航天大学 Turbine guide vane cooling device with low-melting-point metal as flowing working medium
CN113027538B (en) 2021-03-24 2022-06-28 北京航空航天大学 Cooling device for aeroengine turbine guider blade
CN113898416B (en) 2021-09-02 2022-07-22 北京航空航天大学 Liquid metal cooling blade system and anti-corrosion method thereof
CN114673563B (en) 2022-03-29 2023-03-24 北京航空航天大学 Aeroengine turbine subassembly

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4136516A (en) * 1977-06-03 1979-01-30 General Electric Company Gas turbine with secondary cooling means
US5151012A (en) * 1981-03-20 1992-09-29 Rolls-Royce Plc Liquid cooled aerofoil blade
GB2254380A (en) * 1981-06-05 1992-10-07 Rolls Royce Cooled aerofoil blade
FR2769341A1 (en) * 1997-10-02 1999-04-09 Snecma One-piece bladed turbine disc
US20160319667A1 (en) * 2013-12-12 2016-11-03 United Technologies Corporation Gas turbine engine compressor rotor vaporization cooling

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023184799A1 *

Also Published As

Publication number Publication date
US20230313686A1 (en) 2023-10-05
US12012864B2 (en) 2024-06-18
EP4276280A1 (en) 2023-11-15

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RIN1 Information on inventor provided before grant (corrected)

Inventor name: WU, ZEYU

Inventor name: LIU, DONGDONG

Inventor name: ZHANG, ZHE

Inventor name: LUO, XIANG

A4 Supplementary search report drawn up and despatched

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